<template>
    <div class="login_container">
        <div class="login_box">
            <div class="avatar_box">
                <!-- 头像区域 -->
                <img src="../assets/logo.png" alt="头像">
            </div>
            <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="80px" class="login_form">
                <el-form-item label="" prop="username">
                    <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
                </el-form-item>
                <el-form-item label="" prop="password">
                    <el-input v-model="loginForm.password" prefix-icon="iconfont icon-3702mima" type="password"></el-input>
                </el-form-item>
                <el-form-item class="btns">
                    <el-button type="primary" @click="login">提交</el-button>
                    <el-button type="info" @click="resetLoginRest">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {

    data(){
        return {
            //登陆表单数据绑定对象
            loginForm: {
                username: 'admin',
                password: '123456'
            },
            //表单验证规则
            loginFormRules: {
                //验证用户名是否合法
                username: [
                    { required: true, message: '请输入用户名', trigger: 'blur' },
                    { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }],
                password: [
                    { required: true, message: '请输入密码', trigger: 'blur' },
                    { min: 6, max: 15, message: '长度在 6 到 16 个字符', trigger: 'blur' }]
            }
        }
    },
    methods: {
        resetLoginRest() {
            // console.log(this)
            this.$refs.loginFormRef.resetFields()
        },
        login(){
            this.$refs.loginFormRef.validate(async valid => {
                // console.log(valid)
                if(!valid) return;
                const { data: res} = await this.$http.post("login",this.loginForm);
                if(res.meta.status !== 200) return this.$message.error("失败")
                this.$message.success("登陆成功")
                let token= window.sessionStorage.setItem('token',res.data.token)
                this.$router.push('/home')
            })
        }

    }

}
</script>

<style lang="less" scoped>
.login_container {
    background-color: #2b4b6b;
    height: 100%;
}

.login_box {
    background-color: #fff;
    width: 450px;
    height: 300px;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    padding: 10px;
    border-radius: 50%;
    box-shadow: #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        background-color: #eee;
    }
}

.login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}
.btns {
    display: flex;
    justify-content: flex-end;
}
</style>
